"While the deal is expected to pass overwhelmingly, a potential sideshow could emerge regarding the future of NBPA executive director Billy Hunter. As CBSSports.com reported Wednesday, there is an insurgency being led by a handful of agents who are attempting to have their clients' votes approving the new CBA contingent on Hunter agreeing to return as head of the union only on an interim basis. As far as player involvement, the movement is being led by Celtics stars Paul Pierce and Kevin Garnett, multiple sources told CBSSports.com."